CN219798870U - Sampling device with impurity removal function for water quality detection - Google Patents
Sampling device with impurity removal function for water quality detection Download PDFInfo
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- CN219798870U CN219798870U CN202321189299.0U CN202321189299U CN219798870U CN 219798870 U CN219798870 U CN 219798870U CN 202321189299 U CN202321189299 U CN 202321189299U CN 219798870 U CN219798870 U CN 219798870U
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- 238000005070 sampling Methods 0.000 title claims abstract description 116
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 108
- 239000012535 impurity Substances 0.000 title claims abstract description 104
- 238000001514 detection method Methods 0.000 title claims abstract description 24
- 238000004140 cleaning Methods 0.000 claims abstract description 79
- 238000007789 sealing Methods 0.000 claims description 34
- 238000005086 pumping Methods 0.000 claims description 31
- 238000007599 discharging Methods 0.000 claims description 23
- 238000012372 quality testing Methods 0.000 claims description 9
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 7
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 7
- 241001330002 Bambuseae Species 0.000 claims description 7
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 7
- 239000011425 bamboo Substances 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 7
- 239000004744 fabric Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 230000000903 blocking effect Effects 0.000 description 4
- 230000008602 contraction Effects 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 238000012216 screening Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000010813 municipal solid waste Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a sampling device with a impurity removing function for water quality detection, which comprises a sampling tube, wherein a pull rope is detachably arranged at the top of the sampling tube, a balancing weight is arranged at the bottom of the sampling tube, the sampling device further comprises a sampling unit, the sampling unit is arranged on the sampling tube and used for sucking water into the sampling tube, the impurity removing unit is communicated with the sampling tube through a water inlet pipe and used for removing impurities from water entering the sampling tube, the impurity removing unit comprises an impurity removing tube which is detachably arranged on the water inlet pipe and communicated with the water inlet pipe, a coarse screen and a fine screen are arranged at one end of the impurity removing tube far away from the water inlet pipe, the fine screen is arranged at one end of the impurity removing tube close to the water inlet pipe, a screen cleaning component is arranged inside the impurity removing tube and used for cleaning the surfaces of the coarse screen and the fine screen. The utility model is convenient for removing impurities in the sampling process, and reduces the influence of impurities in water on sampling.
Description
Technical Field
The utility model relates to the technical field of water quality detection, in particular to a sampling device with a impurity removal function for water quality detection.
Background
Along with the aggravation of industrial pollution, the change of water source quality and quantity leads to the dissonance of nature, and water quality detection is very critical to the water ecological environment protection, water source pollution control and maintenance water environment treatment's health, and water quality detection is the type of monitoring and measuring pollutant in the quality of water, the concentration value of various pollutants and the trend of its change, and the whole process of evaluation water condition needs to use sampling device to take a sample to the water source in water quality detection, carries out water quality detection to the sample.
The current water quality testing sampling device can satisfy the sampling work to the water source of different degree of depth, like a water quality testing sampler of patent number CN207472603U, it can sample to the different degree of depth of various waters, but current water quality testing sampling device is when carrying out the quality of water sample, big granule impurity such as silt stone in the aquatic probably gets into sampling device's inside and causes sampling device's jam, cause the influence to normal water quality testing, therefore we propose a water quality testing with the sampling device who has the edulcoration function, can remove the edulcoration in the sample, reduce the influence of aquatic impurity to the sample.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the utility model provides a sampling device with a impurity removing function for water quality detection, which aims to solve the problem that the impurities in water in the sampling process in the prior art have influence on sampling.
(II) technical scheme
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a water quality testing is with sampling device who has edulcoration function, includes the sampling tube, the top demountable installation of sampling tube has the stay cord, the balancing weight is installed to the bottom of sampling tube, still includes:
a sampling unit mounted on the sampling cartridge for drawing water into the interior of the sampling cartridge, the sampling unit comprising:
the pumping electric cylinder is arranged on the sampling tube;
the sealing piston is arranged in the sampling tube in a sealing sliding manner and is detachably arranged at the output end of the pumping electric cylinder; and
the one-way air outlet valves are provided with a plurality of one-way air outlet valves, and the one-way air outlet valves are communicated with one side, close to the pumping electric cylinder, of the sampling cylinder and are used for discharging redundant air in the sampling cylinder;
the edulcoration unit, the edulcoration unit pass through the inlet tube with the sampling tube intercommunication for to getting into the water in the sampling tube and carrying out the edulcoration, the edulcoration unit includes:
the impurity removing cylinder is detachably arranged on the water inlet pipe and is communicated with the water inlet pipe;
the coarse screen and the fine screen are arranged at one end of the impurity removal cylinder far away from the water inlet pipe, and the fine screen is arranged at one end of the impurity removal cylinder close to the water inlet pipe;
the screen cloth clearance part, the screen cloth clearance part is installed the inside of edulcoration section of thick bamboo for clear up the surface of coarse screen cloth and fine screen cloth, the screen cloth clearance part includes:
the cleaning plates are arranged, two fixing plates are arranged in the impurity removing cylinder, the cleaning plates are rotatably arranged on the fixing plates through rotating shafts, the two cleaning plates correspond to the coarse screen mesh and the fine screen mesh respectively, and the cleaning plates are provided with brushes; and
the clearance driving piece, the clearance driving piece is installed on the edulcoration section of thick bamboo for the drive axis of rotation rotates, the clearance driving piece includes:
the cleaning driving motor is arranged on the impurity removing cylinder and is in transmission connection with the rotating shaft.
In order to ensure the water inlet efficiency during sampling, the periphery of the rotating shaft is fixedly sleeved with a spiral blade.
For clear up the impurity in the edulcoration section of thick bamboo away, reduce the jam to the fine screen cloth, the discharging subassembly is installed to the edulcoration section of thick bamboo, the discharging subassembly includes:
the cleaning plate is provided with a cleaning opening on the impurity removal cylinder and is arranged at the cleaning opening in a sealing sliding manner; and
the electric cylinder is arranged on the impurity removing cylinder, and the cleaning plate is arranged at the output end of the electric cylinder.
For avoiding cleaning driving motor, pumping electric cylinder and the material discharging driving electric cylinder damage that causes of soaking, the edulcoration section of thick bamboo with the protection casing is all installed to the sampling tube, cleaning driving motor the pumping electric cylinder with the material discharging driving electric cylinder is located the inside of corresponding protection casing respectively.
In order to ensure the tightness between the sealing piston and the sampling tube, the periphery of the sealing piston is fixedly sleeved with a sealing gasket.
(III) beneficial effects
Compared with the prior art, the utility model provides a sampling device with a impurity removal function for water quality detection, which has the following beneficial effects:
according to the utility model, the sealing piston can be driven to move by the pumping electric cylinder to pump water into the sampling cylinder for sampling, the moving distance of the sealing piston is controlled to adjust the sampling amount, the coarse screen and the fine screen are used for blocking large particle impurities and small particle impurities, the impurities are prevented from entering the sampling cylinder, the cleaning plate and the brush can be driven to rotate by the cleaning driving motor to clean the coarse screen and the fine screen, and the impurities are prevented from blocking the coarse screen and the fine screen, so that the sampling device with the impurity removing function for water quality detection is convenient for removing impurities in the sampling process, and the influence of the impurities in water on sampling is reduced.
Drawings
FIG. 1 is a schematic perspective view, partly in section, of a preferred embodiment of the present utility model;
FIG. 2 is a schematic perspective view of a preferred embodiment of the present utility model;
FIG. 3 is a schematic view of another perspective view of a preferred embodiment of the present utility model;
FIG. 4 is a schematic perspective view showing a trash can, coarse screen and fine screen according to a preferred embodiment of the present utility model.
In the figure:
1. a sampling tube; 2. a pull rope; 3. balancing weight; 4. a helical blade; 5. a protective cover;
101. pumping an electric cylinder; 102. a sealing piston; 103. a one-way air outlet valve; 104. a sealing gasket;
201. a impurity removing cylinder; 202. coarse screen; 203. fine screen;
301. a cleaning plate; 302. a fixing plate; 303. a brush; 304. cleaning a driving motor;
401. a cleaning plate; 402. discharging and driving an electric cylinder; 403. and (5) discharging a screen.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1 to 4, a sampling device with impurity removal function for water quality detection comprises a sampling tube 1, wherein a pull rope 2 is detachably arranged at the top of the sampling tube 1, a balancing weight 3 is arranged at the bottom of the sampling tube 1, and the sampling device further comprises a sampling unit and an impurity removal unit.
The sampling device with the impurity removal function for water quality detection is placed into water, the falling of the sampling device can be realized through the balancing weight 3, the sampling device with the impurity removal function for water quality detection is lifted through the pull rope 2, the falling height of the pull rope 2 can be controlled by adjusting the length of the pull rope 2, and accordingly the sampling work of water quality with different depths is realized.
Referring to fig. 1, a sampling unit is installed on a sampling tube 1 and is used for pumping water into the sampling tube 1, the sampling unit comprises a pumping electric cylinder 101, a sealing piston 102 and a one-way air outlet valve 103, the pumping electric cylinder 101 is installed on the sampling tube 1, the sealing piston 102 is installed in the sampling tube 1 in a sealing sliding manner, the sealing piston 102 is detachably installed at the output end of the pumping electric cylinder 101, a sealing gasket 104 is fixedly sleeved on the periphery of the sealing piston 102 so as to achieve tightness between the sealing piston 102 and the sampling tube 1, the one-way air outlet valve 103 is provided with a plurality of one-way air outlet valves 103 and one side of the sampling tube 1, close to the pumping electric cylinder 101, of the sampling tube 1 is communicated and is used for discharging redundant air in the sampling tube 1.
The sealing piston 102 can be driven to move through the expansion and contraction of the pumping electric cylinder 101, the initial sealing piston 102 is positioned at one side far away from the pumping electric cylinder 101, the inside of the sampling cylinder 1 is filled with air, after the sampling cylinder 1 descends to a proper height, the sealing piston 102 is driven to move towards the direction close to the pumping electric cylinder 101 through the retraction of the pumping electric cylinder 101, when the sealing piston 102 moves, the pressure of one side, far away from the pumping electric cylinder 101, of the sealing piston 102 is reduced, water is pumped into the inside of the sampling cylinder 1, the pressure of one side, close to the pumping electric cylinder 101, of the sealing piston 102 is increased, redundant air is discharged through the one-way air outlet valve 103, one side, close to the pumping electric cylinder 101, of the sampling cylinder 1 is communicated with the air inlet valve, the air inlet valve is in a closed state in the sampling process, when water is required to be discharged after the sampling is finished, the air inlet valve is opened manually, the pumping electric cylinder 101 is opened to enable the sealing piston 102 to move towards the direction far away from the pumping electric cylinder 101, water inside the sampling cylinder 1 is extruded, and meanwhile the air pressure inside the sampling cylinder 1 is ensured to be stable through the air inlet valve.
Referring to fig. 1 to 4, the impurity removing unit is communicated with the sampling tube 1 through a water inlet tube and is used for removing impurities from water entering the sampling tube 1, the impurity removing unit comprises an impurity removing tube 201, a coarse screen 202, a fine screen 203 and a screen cleaning component, the impurity removing tube 201 is detachably arranged on the water inlet tube and is communicated with the water inlet tube, the impurity removing tube 201 is in threaded connection with the water inlet tube, a sealing ring is arranged at the joint of the impurity removing tube 201, the coarse screen 202 is arranged at one end of the impurity removing tube 201 far away from the water inlet tube, the fine screen 203 is arranged at one end of the impurity removing tube 201 close to the water inlet tube, and the screen cleaning component is arranged inside the impurity removing tube 201 and is used for cleaning the surfaces of the coarse screen 202 and the fine screen 203;
when the electric cylinder 101 drives the sealing piston 102 to move to pump water and sample, the coarse screen 202 performs primary screening on large-scale impurities in water, the large-scale impurities are blocked outside, small-scale impurities enter the interior of the impurity removing cylinder 201 along with water, small-scale impurities in water are screened out through the fine screen 203, the small-scale impurities are blocked in the interior of the impurity removing cylinder 201, accordingly, the impurities in water are prevented from being mixed into the sampled water, the inside of the sampled cylinder 1 is damaged and blocked, the sampling accuracy is ensured, the influence on the sampling is avoided, two-stage screening is adopted, the impurity removing pressure of the screen can be reduced, a thinner screen is avoided, a large number of impurities with different sizes are prevented from being stacked together to cause blockage of the thinner screen, the impurity removing effect is better, and the blockage to water is avoided.
Referring to fig. 1 and 4, the screen cleaning part includes a cleaning plate 301 and a cleaning driving member, the cleaning plate 301 is provided with two, a fixing plate 302 is installed in the interior of the impurity removing cylinder 201, the cleaning plate 301 is installed on the fixing plate 302 through rotation of a rotation shaft, the two cleaning plates 301 respectively correspond to the coarse screen 202 and the fine screen 203, the cleaning plate 301 is installed with a brush 303, the cleaning driving member is installed on the impurity removing cylinder 201 and is used for driving the rotation shaft to rotate, the cleaning driving member includes a cleaning driving motor 304, the cleaning driving motor 304 is installed on the impurity removing cylinder 201, the cleaning driving motor 304 is in transmission connection with the rotation shaft, specifically, the output shaft of the cleaning driving motor 304 and the periphery of the rotation shaft are fixedly sleeved with chain wheels, the two chain wheels are in transmission connection through chains, and through holes for the chains to pass through are formed in the impurity removing cylinder 201.
The rotation of the rotation shaft can be realized through the transmission effect of the cleaning driving motor 304 and the sprocket chain, the cleaning plate 301 and the brush 303 are driven to rotate through the rotation shaft, the brush 303 is contacted with the coarse screen 202 and the fine screen 203, the surfaces of the coarse screen 202 and the fine screen 203 are cleaned through the brush 303, and the phenomenon that impurities are accumulated on the surfaces of the coarse screen 202 or the fine screen 203 to cause blockage is avoided, so that the water inlet efficiency is ensured.
Referring to fig. 1 and 4, it should be noted that, in order to further ensure the water inlet efficiency during sampling, the peripheral of the rotating shaft is fixedly sleeved with a spiral blade 4, and the rotating shaft drives the cleaning plate 301 and the brush 303 to clean the surfaces of the coarse screen 202 and the fine screen 203, so that the spiral blade 4 is driven to rotate, and the spiral blade 4 rotates to form a vortex in the direction of the sampling tube 1, so that the water flow in the impurity removing tube 201 is increased, the water inlet efficiency is improved, and meanwhile, impurities entering the impurity removing tube 201 rotate along with the water flow, and the accumulation and blockage of the impurities on the fine screen 203 are reduced.
Referring to fig. 1 and 4, the impurity removing cylinder 201 is provided with a discharging assembly, the discharging assembly comprises a cleaning plate 401 and a discharging driving electric cylinder 402, the impurity removing cylinder 201 is provided with a cleaning opening, the cleaning plate 401 is mounted at the cleaning opening in a sealing sliding manner, a discharging screen 403 is mounted in the cleaning opening, the discharging driving electric cylinder 402 is mounted on the impurity removing cylinder 201, and the cleaning plate 401 is mounted at the output end of the discharging driving electric cylinder 402.
The cleaning plate 401 can be driven to move through the expansion and contraction of the discharging driving electric cylinder 402, the cleaning opening is opened and closed, impurities inside the impurity removing cylinder 201 can be discharged through the cleaning opening, external impurities can be blocked through the discharging screen 403, and the situation that the external impurities enter the inside of the impurity removing cylinder 201 through the cleaning opening in the discharging process to cause blockage inside the impurity removing cylinder 201 is avoided.
For avoiding cleaning driving motor 304, draw water electronic jar 101 and the electronic jar 402 of row material drive to soak and cause the damage, edulcoration section of thick bamboo 201 and sampling tube 1 all install protection casing 5, cleaning driving motor 304, draw water electronic jar 101 and the electronic jar 402 of row material drive are located the inside of corresponding protection casing 5 respectively, carry out waterproof protection to cleaning driving motor 304, draw water electronic jar 101 and the electronic jar 402 of row material drive through protection casing 5, water simultaneously cools down protection casing 5, avoid cleaning driving motor 304, draw water electronic jar 101 and the overheat damage of the electronic jar 402 of row material drive.
When the sampling device with the impurity removal function for water quality detection is used for water quality detection, firstly, the length of a pull rope 2 is adjusted according to the depth requirement of detection, so that the length of the pull rope is adapted to the water depth of a position to be detected, an initial sealing piston 102 is positioned at one end far away from a pumping electric cylinder 101, a sampling tube 1 is filled with air, the sampling device with the impurity removal function for water quality detection is placed into water, and the sampling device with the impurity removal function for water quality detection is lowered to a preset depth under the action of a balancing weight 3 and is kept stable under the action of the pull rope 2;
starting the pumping electric cylinder 101, controlling the contraction length of the pumping electric cylinder 101, controlling the moving position of the sealing piston 102, pumping water into the sampling tube 1, in the process, blocking large-scale impurities in the water by the coarse screen 202, blocking small-scale impurities by the fine screen 203, enabling the water after impurity removal to enter the sampling tube 1, driving the rotating shaft to rotate by the cleaning driving motor 304, driving the cleaning plate 301 and the brush 303 to rotate so as to clean the surfaces of the coarse screen 202 and the fine screen 203, and simultaneously enabling the spiral blade 4 to rotate so as to form vortex, enabling the impurities to rotate along with water flow, and accelerating the water to enter;
the electric cylinder 402 is driven by the discharging drive, the electric cylinder 402 drives the cleaning plate 401 to move to open the cleaning opening, impurities in the impurity removing cylinder 201 are discharged from the cleaning opening, meanwhile, the discharging screen 403 blocks large external particle impurities, then the electric cylinder 402 drives the cleaning plate 401 to move back to the original position to seal the cleaning opening, after sampling, the pull rope 2 is pulled to pull the sampling device with the impurity removing function for water quality detection to the water surface, the impurity removing cylinder 201 is detached from the water inlet pipe, then the air inlet valve and the water pumping electric cylinder 101 are opened, and the water pumping electric cylinder 101 drives the sealing piston 102 to extrude and detect water in the sampling cylinder 1.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a water quality testing is with sampling device who has edulcoration function, includes sampling tube (1), its characterized in that, the top demountable installation of sampling tube (1) has stay cord (2), balancing weight (3) are installed to the bottom of sampling tube (1), still include:
the sampling unit is arranged on the sampling tube (1) and is used for sucking water into the sampling tube (1);
the edulcoration unit, the edulcoration unit pass through the inlet tube with sampling tube (1) intercommunication for to get into the water in sampling tube (1) and carry out the edulcoration, the edulcoration unit includes:
the impurity removing cylinder (201) is detachably arranged on the water inlet pipe and is communicated with the water inlet pipe;
a coarse screen (202) and a fine screen (203), wherein the coarse screen (202) is arranged at one end of the impurity removal cylinder (201) far away from the water inlet pipe, and the fine screen (203) is arranged at one end of the impurity removal cylinder (201) near to the water inlet pipe;
and the screen cleaning component is arranged in the impurity removing cylinder (201) and is used for cleaning the surfaces of the coarse screen (202) and the fine screen (203).
2. The sampling device with impurity removal function for water quality detection according to claim 1, wherein the sampling unit comprises:
a pumping electric cylinder (101), wherein the pumping electric cylinder (101) is arranged on the sampling tube (1);
the sealing piston (102) is arranged in the sampling tube (1) in a sealing sliding manner, and the sealing piston (102) is detachably arranged at the output end of the pumping electric cylinder (101); and
the one-way air outlet valve (103), one-way air outlet valve (103) is provided with a plurality of, one-way air outlet valve (103) with the one side intercommunication that is close to of sampling tube (1) electronic jar (101) draws water for with the unnecessary air in the sampling tube (1) is discharged.
3. The sampling device with impurity removal function for water quality testing according to claim 2, wherein the screen cleaning means comprises:
the cleaning device comprises cleaning plates (301), wherein two cleaning plates (301) are arranged, a fixed plate (302) is arranged in the impurity removing cylinder (201), the cleaning plates (301) are rotatably arranged on the fixed plate (302) through rotating shafts, the two cleaning plates (301) respectively correspond to a coarse screen (202) and a fine screen (203), and a hairbrush (303) is arranged on the cleaning plates (301); and
cleaning drive piece, cleaning drive piece installs on edulcoration section of thick bamboo (201) for the drive axis of rotation rotates, cleaning drive piece includes:
the cleaning driving motor (304), the cleaning driving motor (304) is installed on the impurity removing cylinder (201), and the cleaning driving motor (304) is in transmission connection with the rotating shaft.
4. A sampling device with impurity removal function for water quality detection according to claim 3, wherein the periphery of the rotating shaft is fixedly sleeved with a helical blade (4).
5. The sampling device with impurity removal function for water quality testing according to claim 4, wherein the impurity removal cartridge (201) is provided with a discharge assembly comprising:
the cleaning plate (401) is provided with a cleaning opening on the impurity removing cylinder (201), and the cleaning plate (401) is arranged at the cleaning opening in a sealing sliding manner; and
the device comprises a discharging driving electric cylinder (402), wherein the discharging driving electric cylinder (402) is arranged on the impurity removing cylinder (201), and the cleaning plate (401) is arranged at the output end of the discharging driving electric cylinder (402).
6. The sampling device with the impurity removal function for water quality detection according to claim 5, wherein the impurity removal cylinder (201) and the sampling cylinder (1) are provided with protection covers (5), and the cleaning driving motor (304), the pumping electric cylinder (101) and the discharging driving electric cylinder (402) are respectively located in the corresponding protection covers (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321189299.0U CN219798870U (en) | 2023-05-15 | 2023-05-15 | Sampling device with impurity removal function for water quality detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321189299.0U CN219798870U (en) | 2023-05-15 | 2023-05-15 | Sampling device with impurity removal function for water quality detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219798870U true CN219798870U (en) | 2023-10-03 |
Family
ID=88179334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321189299.0U Active CN219798870U (en) | 2023-05-15 | 2023-05-15 | Sampling device with impurity removal function for water quality detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219798870U (en) |
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2023
- 2023-05-15 CN CN202321189299.0U patent/CN219798870U/en active Active
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